Base | Representation |
---|---|
bin | 111010001000… |
… | …0101110000110 |
3 | 2010100101211211 |
4 | 1310100232012 |
5 | 30300232230 |
6 | 3005122034 |
7 | 520023532 |
oct | 164205606 |
9 | 63311754 |
10 | 30477190 |
11 | 16226a67 |
12 | a25931a |
13 | 6411253 |
14 | 4094bc2 |
15 | 2a2042a |
hex | 1d10b86 |
30477190 has 16 divisors (see below), whose sum is σ = 54929520. Its totient is φ = 12175200.
The previous prime is 30477169. The next prime is 30477191. The reversal of 30477190 is 9177403.
It is a super-2 number, since 2×304771902 = 1857718220592200, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30477191) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9265 + ... + 12115.
It is an arithmetic number, because the mean of its divisors is an integer number (3433095).
Almost surely, 230477190 is an apocalyptic number.
30477190 is a deficient number, since it is larger than the sum of its proper divisors (24452330).
30477190 is a wasteful number, since it uses less digits than its factorization.
30477190 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3927.
The product of its (nonzero) digits is 5292, while the sum is 31.
The square root of 30477190 is about 5520.6150019722. The cubic root of 30477190 is about 312.3620810063.
The spelling of 30477190 in words is "thirty million, four hundred seventy-seven thousand, one hundred ninety".
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